diff options
5 files changed, 56 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/date_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_time/calculations.rb index 6f3fd416c1..b759dcc824 100644 --- a/activesupport/lib/active_support/core_ext/date_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_time/calculations.rb @@ -81,6 +81,17 @@ class DateTime change(:hour => 23, :min => 59, :sec => 59) end + # Returns a new DateTime representing the start of the hour (hh:00:00) + def beginning_of_hour + change(:min => 0) + end + alias :at_beginning_of_hour :beginning_of_hour + + # Returns a new DateTime representing the end of the hour (hh:59:59) + def end_of_hour + change(:min => 59, :sec => 59) + end + # 1.9.3 defines + and - on DateTime, < 1.9.3 do not. if DateTime.public_instance_methods(false).include?(:+) def plus_with_duration(other) #:nodoc: diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index d845cd1c77..5743254462 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -218,6 +218,21 @@ class Time change(:hour => 23, :min => 59, :sec => 59, :usec => 999999.999) end + # Returns a new Time representing the start of the hour (x:00) + def beginning_of_hour + change(:min => 0) + end + alias :at_beginning_of_hour :beginning_of_hour + + # Returns a new Time representing the end of the hour, x:59:59.999999 (.999999999 in ruby1.9) + def end_of_hour + change( + :min => 59, + :sec => 59, + :usec => 999999.999 + ) + end + # Returns a new Time representing the start of the month (1st of the month, 0:00) def beginning_of_month #self - ((self.mday-1).days + self.seconds_since_midnight) diff --git a/activesupport/test/core_ext/date_time_ext_test.rb b/activesupport/test/core_ext/date_time_ext_test.rb index 0087163faf..4a9b7c8a4a 100644 --- a/activesupport/test/core_ext/date_time_ext_test.rb +++ b/activesupport/test/core_ext/date_time_ext_test.rb @@ -91,6 +91,14 @@ class DateTimeExtCalculationsTest < Test::Unit::TestCase assert_equal DateTime.civil(2005,2,4,23,59,59), DateTime.civil(2005,2,4,10,10,10).end_of_day end + def test_beginning_of_hour + assert_equal DateTime.civil(2005,2,4,19,0,0), DateTime.civil(2005,2,4,19,30,10).beginning_of_hour + end + + def test_end_of_hour + assert_equal DateTime.civil(2005,2,4,19,59,59), DateTime.civil(2005,2,4,19,30,10).end_of_hour + end + def test_beginning_of_month assert_equal DateTime.civil(2005,2,1,0,0,0), DateTime.civil(2005,2,22,10,10,10).beginning_of_month end diff --git a/activesupport/test/core_ext/time_ext_test.rb b/activesupport/test/core_ext/time_ext_test.rb index 5b0ccb850a..c030611de3 100644 --- a/activesupport/test/core_ext/time_ext_test.rb +++ b/activesupport/test/core_ext/time_ext_test.rb @@ -93,6 +93,10 @@ class TimeExtCalculationsTest < ActiveSupport::TestCase end end + def test_beginning_of_hour + assert_equal Time.local(2005,2,4,19,0,0), Time.local(2005,2,4,19,30,10).beginning_of_hour + end + def test_beginning_of_month assert_equal Time.local(2005,2,1,0,0,0), Time.local(2005,2,22,10,10,10).beginning_of_month end @@ -127,6 +131,10 @@ class TimeExtCalculationsTest < ActiveSupport::TestCase assert_equal Time.local(2007,9,2,23,59,59,999999.999), Time.local(2007,9,02,0,0,0).end_of_week #sunday end + def test_end_of_hour + assert_equal Time.local(2005,2,4,19,59,59,999999.999), Time.local(2005,2,4,19,30,10).end_of_hour + end + def test_end_of_month assert_equal Time.local(2005,3,31,23,59,59,999999.999), Time.local(2005,3,20,10,10,10).end_of_month assert_equal Time.local(2005,2,28,23,59,59,999999.999), Time.local(2005,2,20,10,10,10).end_of_month diff --git a/activesupport/test/core_ext/time_with_zone_test.rb b/activesupport/test/core_ext/time_with_zone_test.rb index 9d9e411c28..84afee6c84 100644 --- a/activesupport/test/core_ext/time_with_zone_test.rb +++ b/activesupport/test/core_ext/time_with_zone_test.rb @@ -513,6 +513,20 @@ class TimeWithZoneTest < Test::Unit::TestCase assert_equal "Fri, 31 Dec 1999 23:59:59 EST -05:00", @twz.end_of_day.inspect end + def test_beginning_of_hour + utc = Time.utc(2000, 1, 1, 0, 30) + twz = ActiveSupport::TimeWithZone.new(utc, @time_zone) + assert_equal "Fri, 31 Dec 1999 19:30:00 EST -05:00", twz.inspect + assert_equal "Fri, 31 Dec 1999 19:00:00 EST -05:00", twz.beginning_of_hour.inspect + end + + def test_end_of_hour + utc = Time.utc(2000, 1, 1, 0, 30) + twz = ActiveSupport::TimeWithZone.new(utc, @time_zone) + assert_equal "Fri, 31 Dec 1999 19:30:00 EST -05:00", twz.inspect + assert_equal "Fri, 31 Dec 1999 19:59:59 EST -05:00", twz.end_of_hour.inspect + end + def test_since assert_equal "Fri, 31 Dec 1999 19:00:01 EST -05:00", @twz.since(1).inspect end |